Use secondary color for manga info header action button default state

app/src/main/res/color/button_action_selector.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:color="?attr/colorAccent" android:state_activated="true" />
-    <item android:color="?attr/colorOnBackground" android:state_activated="false" />
+    <item android:color="?android:attr/textColorSecondary" android:state_activated="false" />
 </selector>